Index: trunk/ChameleonPrefPane/Sources/PartitionInfoManager.mm
===================================================================
--- trunk/ChameleonPrefPane/Sources/PartitionInfoManager.mm	(revision 365)
+++ trunk/ChameleonPrefPane/Sources/PartitionInfoManager.mm	(revision 366)
@@ -214,7 +214,7 @@
 
 +(void)swapHD: (NSUInteger) src with:(NSUInteger) dst
 {
-	if(src < 0 || src > MAX_HD-1 || dst < 0 || dst > MAX_HD-1) return;
+	if(src > MAX_HD-1 || dst > MAX_HD-1) return;
 	PartitionInfoElement.hdRedirTable[src]=dst;
 	PartitionInfoElement.hdRedirTable[dst]=src;
 	
Index: trunk/ChameleonPrefPane/Sources/PartitionInfoElement.mm
===================================================================
--- trunk/ChameleonPrefPane/Sources/PartitionInfoElement.mm	(revision 365)
+++ trunk/ChameleonPrefPane/Sources/PartitionInfoElement.mm	(revision 366)
@@ -77,7 +77,13 @@
 /// return true if partition extraction successfully executed, false otherwise
 -(bool) isValid
 {
-	return err==0;
+	
+	return (
+			err==0
+			// && [self isBootable] don't hide non bootable disk for now to be in sync 
+			// with chameleon as much as possible
+			&& ![[self devProtocol] isEqual:@"Virtual Interface"]
+			);
 }
 
 /// Extract a particular information from the disk partition dictionary from a key, generate a string value output
@@ -181,7 +187,7 @@
 			{
 				PartitionInfoElement* elt = 
 				[[PartitionInfoElement alloc]  initWithBSDName: part withinSession: session];
-				if (elt!=nil && [[elt vName] length] >0) 
+				if (elt!=nil && [[elt vName] length] >0 && [elt isValid] ) 
 					[arr addObject:elt];
 			}
 			if (session!=nil) CFRelease(session);